import { BarcodeDetector } from "barcode-detector/ponyfill"; const barcodeTest = async function () { // check supported formats const supportedFormats = await BarcodeDetector.getSupportedFormats(); console.log(supportedFormats); const barcodeDetector = new BarcodeDetector({ // make sure the formats are supported formats: ["qr_code"], }); const imageFile = await fetch( "https://api.qrserver.com/v1/create-qr-code/?size=150x150&data=Hello%20world!", ).then((resp) => resp.blob()); barcodeDetector.detect(imageFile).then(console.log); } export default { mounted() { console.log(this.el); } }